Question

Find the constant of variation k for the inverse variation. Then write an equation for the inverse variation.
y = 2.5 when x = 9

Answer 1

this is a vague question

are you talking about y = 1/x ?

Answer 2

im not sure thats all it says but my options are

a) k = 22.5; xy = 22.5
b) k = 22.5; y = 22.5x

c) k = 3.6; xy=3.6

Answer 3

@alekos

Answer 4

im so confused please help..

Answer 5

Okay, use this

Answer 6

with isaiah's help you should be able to take it from here